GuimaëcGuimaëc is a commune in the Finistère department of Brittany in north-western France.WWW guimaec.comPopulationInhabitants of Guimaëc are called in French Guimaëcois.Breton languageThe municipality launched a linguistic plan concerning the Breton language through Ya d'ar brezhoneg on 22 December 2004.